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Kiwa provides a wide range of services to manufacturers and service providers in the utilities sector, especially in the gas and drinking water sectors. We are experts in gases and support you in transitioning from fossil energy to solar and wind energy, as well as in the transportation and utilization of energy and water.

  • Expert in gas and tap water sector
  • Wide variety of consultancy and inspection services
  • Provide assurance

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Services (193 results)
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BRL-K656: Heat exchangers intended for the indirect adjustment of drinking water

The products are intended to be used in in hot water installations with a working pressure of maximum.1 MPa (10 bar) and a water temperature of maximum 90 °C.

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Deze BRL is per 1 maart 2019 ingetrokken en ondergebracht in BRL-K767.

Deze BRL is per 1 maart 2019 ingetrokken en ondergebracht in BRL-K767.

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Shower hoses for sanitary tapware (BRL-K668)

The shower hoses may be used in tap water installations with a maximum working pressure of 1000 kPa. The recommended limits for correct operation are a dynamic pressure between 100 kPa and 500 kPa and a water temperature of maximum 65°C. Occasiona...

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Plastic pipes
Self-closing gas valves

Self-closing gas valves AR 168

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Bar installation
Flexible hose assemblies

This approval requirement describes the requirements with regard to flexible hose assemblies for use in installations for natural gas with a pressure of no more than 200 mbar in accordance with the NPR 3378-11 Code of Practice

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Pipe connection
Plastics piping systems for the supply of gaseous fuels – Polyethylene (PE) – Fittings

This approval requirement specify the requirements for fusion fittings made of polyethylene (PE) as well as of mechanical fittings for use in plastic piping systems for the supply of gaseous fuels of the 2nd and 3rd family according to EN 437 with a maximum operating pressure of 10 bar at a reference temperature of 20°C. The operating temperature is between -20 ˚C and 40 ˚C.

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Gas installation
Gas pressure regulators, gas leak protectors and combination regulators

The products are intended to be used as gas pressure regulators, gas leak protectors and gas pressure regulators combined with gas leak protectors for domestic installations with a capacity up to 10 m3 and an inlet pressure (MOPu) up to 200 mbar a...

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Plastic pipes
Polyethylene (PE) valves for plastic piping systems for the supply of gaseous fuels

Polyethylene (PE) valves for plastic piping systems for the supply of gaseous fuels AR 136

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Water flow
Steel pipes for the transport of drinking water (BRL-K762)

The products are intended to be used for the transport of drinking water and a working pressure of 1MPa (1,000 kPa), with a water temperature up to 65˚C and a maximum water temperature up to 90˚C for a period of maximum 1 hour.

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Rubber rings
Drinking Water Materials Testing – BS 6920

BS 6920 is a requirement for manufacturers and suppliers of non-metallic materials/products that are used in contact with drinking water.

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BRL K17102 PE piping systems with an plastic barrier layer for drinking water in polluted soil

The objective of this guideline is to guarantee the drinking water quality by specific relevant additional testing and criteria on the barrier properties of the piping system for an operation period of 50 years in polluted soil.

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Auditor in field of wind energy windmill
ISO 50001 Energy Management

ISO 50001 Energy Management system certification with Kiwa: conserve resources, save money and mitigate climate change.

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Domestic Water Safety

The quality of our drinking water is a matter that concerns us all. To prevent the pollution of drinking water it is essential for appliances (such as washing machines and dishwaters) to have internal backflow protection.  With the Kiwa Domes...

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BRL K536-G Plastic piping systems of PE-RT/Al for hot and cold drinking water

The products according BRL K536 G are applicable for piping systems distribution systems for hot and cold drinking water at a design (working) overpressure of 8 or 10 bar according the temperature profile table 1.

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NIS2 in Europe
NIS2 European Cybersecurity Directive

Cybersecurity remains a hot topic, not only due to the increasing number of hacks and ransomware attacks but also from the perspective of regulators and the evolving legal framework in this area. European member states are currently preparing for the transposition of the Network and Information Security Directive 2 (NIS2) into national legislation.

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Research word web
Accidents and Incidents Analysis

The independent investigation of incidents enables them to be used objectively as lessons to be learnt for the future. By learning from incidents, the correct measures can be taken to reduce these. For gas network operators in the Netherlands, Kiwa Technology provides a call-out service that can be reached 24/7.

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Laptop with grafic network on it
Discover Irene Pro

Irene Pro is a comprehensive and user-friendly analysis and calculation solution for gas networks. Developed by Kiwa, Irene Pro serves as an essential tool for numerous network operators in the construction, management and maintenance of gas networks.

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Lab Kiwa
Permeation and chemical compatibility

Kiwa is your partner for assessing the chemical compatibility and material performance of applied materials and the corresponding tests like permeation, immersion or rapid gas decompression tests. Testing material samples, pipes, components or even complete systems is possible.

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Gas and water heat research
Replacement and maintenance strategies

Replacement and maintenance strategies - This is a costly and time-consuming operation, which means it is important to make clear choices about which sections it would be best to replace within which period of time. Kiwa Technology can advise you.

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Services Australia & New Zealand

Activities for Australia and New Zealand-vKiwa and SAI Global have built up for many years an extensive co-operation in the field of sanitary products. Our laboratory is recognized by SAI Global, Global Mark, IAPMO Oceana and AGA for conducting tests according to Australian Standards.

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FROSIO
External coatings for the corrosion protection of buried or immersed pipelines and joints

External coatings for the corrosion protection of buried or immersed pipelines and joints AR 87

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Quality control
Rubber, physical-mechanical-chemical testing

Rubber | Physical-mechanical-chemical testing

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Plastic pipes
Plastic corrugated protection pipe.

Plastic corrugated protection pipe AR 211

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Fixed firefighting systems. Hose systems: hose reels with semi-rigid hose (BRL-K643)

Hose reels with semi-rigid hose have been designed for fire fighting purposes and can be connected to drinking waterinstallations with a maximum waterpressure of 1000 kPa and a watertemperature of maximum 30°C.

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